EP3806271A4 - Battery balancing device and battery pack including same - Google Patents

Battery balancing device and battery pack including same Download PDF

Info

Publication number
EP3806271A4
EP3806271A4 EP19907938.5A EP19907938A EP3806271A4 EP 3806271 A4 EP3806271 A4 EP 3806271A4 EP 19907938 A EP19907938 A EP 19907938A EP 3806271 A4 EP3806271 A4 EP 3806271A4
Authority
EP
European Patent Office
Prior art keywords
battery
balancing device
pack including
including same
battery pack
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
EP19907938.5A
Other languages
German (de)
French (fr)
Other versions
EP3806271A1 (en
EP3806271B1 (en
Inventor
Ho-Byung Yoon
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
LG Energy Solution Ltd
Original Assignee
LG Chem Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by LG Chem Ltd filed Critical LG Chem Ltd
Publication of EP3806271A1 publication Critical patent/EP3806271A1/en
Publication of EP3806271A4 publication Critical patent/EP3806271A4/en
Application granted granted Critical
Publication of EP3806271B1 publication Critical patent/EP3806271B1/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
    • H02J7/00—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
    • H02J7/0013—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries acting upon several batteries simultaneously or sequentially
    • H02J7/0014—Circuits for equalisation of charge between batteries
    • H02J7/0016—Circuits for equalisation of charge between batteries using shunting, discharge or bypass circuits
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M10/00—Secondary cells; Manufacture thereof
    • H01M10/42—Methods or arrangements for servicing or maintenance of secondary cells or secondary half-cells
    • H01M10/425—Structural combination with electronic components, e.g. electronic circuits integrated to the outside of the casing
    • H01M10/4257—Smart batteries, e.g. electronic circuits inside the housing of the cells or batteries
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
    • H02J7/00—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
    • H02J7/0013—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries acting upon several batteries simultaneously or sequentially
    • H02J7/0014—Circuits for equalisation of charge between batteries
    • H02J7/0019—Circuits for equalisation of charge between batteries using switched or multiplexed charge circuits
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M10/00—Secondary cells; Manufacture thereof
    • H01M10/42—Methods or arrangements for servicing or maintenance of secondary cells or secondary half-cells
    • H01M10/4207—Methods or arrangements for servicing or maintenance of secondary cells or secondary half-cells for several batteries or cells simultaneously or sequentially
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M10/00—Secondary cells; Manufacture thereof
    • H01M10/42—Methods or arrangements for servicing or maintenance of secondary cells or secondary half-cells
    • H01M10/425—Structural combination with electronic components, e.g. electronic circuits integrated to the outside of the casing
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M10/00—Secondary cells; Manufacture thereof
    • H01M10/42—Methods or arrangements for servicing or maintenance of secondary cells or secondary half-cells
    • H01M10/44—Methods for charging or discharging
    • H01M10/441—Methods for charging or discharging for several batteries or cells simultaneously or sequentially
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M10/00—Secondary cells; Manufacture thereof
    • H01M10/42—Methods or arrangements for servicing or maintenance of secondary cells or secondary half-cells
    • H01M10/48—Accumulators combined with arrangements for measuring, testing or indicating the condition of cells, e.g. the level or density of the electrolyte
    • H01M10/482—Accumulators combined with arrangements for measuring, testing or indicating the condition of cells, e.g. the level or density of the electrolyte for several batteries or cells simultaneously or sequentially
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
    • H02J7/00—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
    • H02J7/0013—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries acting upon several batteries simultaneously or sequentially
    • H02J7/0024—Parallel/serial switching of connection of batteries to charge or load circuit
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M10/00—Secondary cells; Manufacture thereof
    • H01M10/42—Methods or arrangements for servicing or maintenance of secondary cells or secondary half-cells
    • H01M10/425—Structural combination with electronic components, e.g. electronic circuits integrated to the outside of the casing
    • H01M2010/4271—Battery management systems including electronic circuits, e.g. control of current or voltage to keep battery in healthy state, cell balancing
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M2220/00—Batteries for particular applications
    • H01M2220/20—Batteries in motive systems, e.g. vehicle, ship, plane
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
    • Y02E60/10—Energy storage using batteries

Landscapes

  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Power Engineering (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Charge And Discharge Circuits For Batteries Or The Like (AREA)
  • Secondary Cells (AREA)
EP19907938.5A 2019-01-03 2019-12-19 Battery balancing apparatus and battery pack including same Active EP3806271B1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
KR1020190000896A KR102372385B1 (en) 2019-01-03 2019-01-03 Apparatus for battery balancing, and battery pack including the same
PCT/KR2019/018143 WO2020141772A1 (en) 2019-01-03 2019-12-19 Battery balancing device and battery pack including same

Publications (3)

Publication Number Publication Date
EP3806271A1 EP3806271A1 (en) 2021-04-14
EP3806271A4 true EP3806271A4 (en) 2021-10-06
EP3806271B1 EP3806271B1 (en) 2022-10-12

Family

ID=71407344

Family Applications (1)

Application Number Title Priority Date Filing Date
EP19907938.5A Active EP3806271B1 (en) 2019-01-03 2019-12-19 Battery balancing apparatus and battery pack including same

Country Status (9)

Country Link
US (1) US12087919B2 (en)
EP (1) EP3806271B1 (en)
JP (1) JP7160452B2 (en)
KR (1) KR102372385B1 (en)
CN (1) CN112106271B (en)
ES (1) ES2932153T3 (en)
HU (1) HUE060210T2 (en)
PL (1) PL3806271T3 (en)
WO (1) WO2020141772A1 (en)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR102236384B1 (en) * 2017-10-27 2021-04-05 주식회사 엘지화학 Apparatus for battery balancing and battery pack including the same
KR102443667B1 (en) * 2018-10-26 2022-09-14 주식회사 엘지에너지솔루션 balancing apparatus, and battery management system and battery pack including the same
KR102488746B1 (en) * 2021-01-05 2023-01-17 울산대학교 산학협력단 Battery balancing system
JP2022135394A (en) * 2021-03-05 2022-09-15 いすゞ自動車株式会社 Charge amount adjustment device and vehicle
KR20230081153A (en) * 2021-11-30 2023-06-07 주식회사 엘지에너지솔루션 Battery apparatus and balancing method
JP7535251B2 (en) 2022-03-23 2024-08-16 いすゞ自動車株式会社 Cell balance control system, state estimation device

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20070046260A1 (en) * 2005-08-24 2007-03-01 Yazaki Corporation Apparatus for regulating state of charge in battery assembly
DE102011100151A1 (en) * 2011-04-29 2012-10-31 Thyssenkrupp System Engineering Gmbh Method for balancing at least two electrical energy storage cells and balancing device

Family Cites Families (22)

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Publication number Priority date Publication date Assignee Title
KR970024437A (en) 1995-10-24 1997-05-30 김광호 Battery equal charging method and device
JP2005184898A (en) * 2003-12-16 2005-07-07 Sanyo Electric Co Ltd Charging device and method of discharging secondary battery
JP4218587B2 (en) * 2004-05-24 2009-02-04 日産自動車株式会社 Battery pack capacity adjustment device
JP5114885B2 (en) 2006-07-14 2013-01-09 日産自動車株式会社 Capacity adjustment device
US8493036B2 (en) 2006-10-21 2013-07-23 Advanced Analogic Technologies, Inc. Controllable charge paths, and related methods
US7782013B2 (en) * 2007-04-17 2010-08-24 Chun-Chieh Chang Rechargeable battery assembly and method for recharging same
JP4982274B2 (en) * 2007-07-06 2012-07-25 セイコーインスツル株式会社 Battery state monitoring circuit and battery device
US8350528B2 (en) 2009-02-04 2013-01-08 Samsung Sdi Co., Ltd. Battery pack and balancing method of battery cells
US9005788B2 (en) * 2009-07-06 2015-04-14 Amperex Technology Limited Management scheme for multiple battery cells
JP5509856B2 (en) 2010-01-07 2014-06-04 凸版印刷株式会社 Refill container
JP2012217276A (en) 2011-03-31 2012-11-08 Sanyo Electric Co Ltd Power supply and vehicle having the same
JP5652355B2 (en) 2011-08-30 2015-01-14 株式会社Ｇｓユアサ Battery pack monitoring device and battery pack
KR101243493B1 (en) * 2011-09-02 2013-03-13 삼성에스디아이 주식회사 Control system of battery pack and method of chaeging and discharge using the same
CN103166272A (en) 2011-12-16 2013-06-19 财团法人金属工业研究发展中心 High drop-out type capacitance active balancing device and method of high drop-out type capacitance active balancing
WO2013138176A1 (en) 2012-03-16 2013-09-19 Boston-Power, Inc. Method and system for balancing cells with variable bypass current
KR101490740B1 (en) * 2013-05-16 2015-02-06 포항공과대학교 산학협력단 Ballancing control circuit for battery cell module using series resonant circuit
US9203246B2 (en) * 2013-05-16 2015-12-01 Postech Academy-Industry Foundation Balancing control circuit for battery cell module using LC series resonant circuit
KR101632694B1 (en) 2014-01-28 2016-06-22 주식회사 엘지화학 Battery cell voltage balancing apparatus and method
KR20170071949A (en) 2015-12-16 2017-06-26 삼성에스디아이 주식회사 Battery Pack and Battery System Including The Same
CN106921182A (en) 2015-12-25 2017-07-04 大连融科储能技术发展有限公司 A kind of device and method for improving flow cell pile voltage uniformity
US11481126B2 (en) 2016-05-24 2022-10-25 Micron Technology, Inc. Memory device error based adaptive refresh rate systems and methods
KR102025286B1 (en) 2016-07-12 2019-09-26 주식회사 엘지화학 Battery cell-balancing method and system

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20070046260A1 (en) * 2005-08-24 2007-03-01 Yazaki Corporation Apparatus for regulating state of charge in battery assembly
DE102011100151A1 (en) * 2011-04-29 2012-10-31 Thyssenkrupp System Engineering Gmbh Method for balancing at least two electrical energy storage cells and balancing device

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of WO2020141772A1 *

Also Published As

Publication number Publication date
KR102372385B1 (en) 2022-03-07
CN112106271A (en) 2020-12-18
CN112106271B (en) 2024-07-26
US12087919B2 (en) 2024-09-10
KR20200084710A (en) 2020-07-13
EP3806271A1 (en) 2021-04-14
HUE060210T2 (en) 2023-02-28
WO2020141772A1 (en) 2020-07-09
US20210075067A1 (en) 2021-03-11
JP2021520773A (en) 2021-08-19
EP3806271B1 (en) 2022-10-12
ES2932153T3 (en) 2023-01-13
JP7160452B2 (en) 2022-10-25
PL3806271T3 (en) 2023-01-16

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